Napoleon Attic Firestop/Vent Sleeve Assembly, 4/7" | AVS47KT-1 Table and UV degradation for long-lasting

and UV degradation for long-lasting performance year after year

90-degree adapter that transitions from a 1-2 inch spigot to a 3-4 inch barb for pool/spa plumbing

LP (8" / 14" WC)

year-round protection

Napoleon Attic Firestop/Vent Sleeve Assembly, 4/7" | AVS47KT-1 Table and UV degradation for long-lastingNapoleon AVS47KT 1 Attic Firestop Vent Sleeve Assembly 4 7" Replacement The Napoleon AVS47KT 1 Attic Firestop Vent Sleeve Assembly 4 7" is a replacement venting component designed to pass a vent through attic spaces while maintaining fire safety. This combined firestop and sleeve assembly helps seal around the vent to minimize heat transfer and drafts at attic penetrations, supporting safer, more efficient operation of your venting system. Fit, Use,